./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-22 22:44:52,623 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-22 22:44:52,670 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-22 22:44:52,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-22 22:44:52,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-22 22:44:52,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-22 22:44:52,691 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-22 22:44:52,691 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-22 22:44:52,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-22 22:44:52,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-22 22:44:52,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-22 22:44:52,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-22 22:44:52,693 INFO L153 SettingsManager]: * Use SBE=true [2024-08-22 22:44:52,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-22 22:44:52,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-22 22:44:52,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-22 22:44:52,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-22 22:44:52,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-22 22:44:52,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-22 22:44:52,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-22 22:44:52,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-22 22:44:52,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-22 22:44:52,697 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-22 22:44:52,697 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-22 22:44:52,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-22 22:44:52,698 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-22 22:44:52,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-22 22:44:52,699 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-22 22:44:52,699 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-22 22:44:52,699 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-22 22:44:52,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 22:44:52,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-22 22:44:52,700 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-22 22:44:52,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-22 22:44:52,700 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-22 22:44:52,701 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-22 22:44:52,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-22 22:44:52,701 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-22 22:44:52,702 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-22 22:44:52,702 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-22 22:44:52,702 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-22 22:44:52,703 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-22 22:44:52,703 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-22 22:44:52,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-22 22:44:52,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-22 22:44:52,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-22 22:44:52,913 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-22 22:44:52,916 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-22 22:44:52,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.yml/witness.yml [2024-08-22 22:44:53,033 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-22 22:44:53,037 INFO L274 PluginConnector]: CDTParser initialized [2024-08-22 22:44:53,037 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2024-08-22 22:44:54,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-22 22:44:54,386 INFO L384 CDTParser]: Found 1 translation units. [2024-08-22 22:44:54,386 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2024-08-22 22:44:54,399 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dab0cb10e/0a27d776613c46379558756c61243983/FLAG90d282b25 [2024-08-22 22:44:54,776 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dab0cb10e/0a27d776613c46379558756c61243983 [2024-08-22 22:44:54,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-22 22:44:54,777 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-22 22:44:54,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-22 22:44:54,782 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-22 22:44:54,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-22 22:44:54,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:44:53" (1/2) ... [2024-08-22 22:44:54,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54dde68e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:44:54, skipping insertion in model container [2024-08-22 22:44:54,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:44:53" (1/2) ... [2024-08-22 22:44:54,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fa9819e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:44:54, skipping insertion in model container [2024-08-22 22:44:54,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:44:54" (2/2) ... [2024-08-22 22:44:54,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54dde68e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:54, skipping insertion in model container [2024-08-22 22:44:54,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:44:54" (2/2) ... [2024-08-22 22:44:54,804 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-22 22:44:54,841 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-22 22:44:54,842 INFO L97 edCorrectnessWitness]: Location invariant before [L695-L695] ((! multithreaded || ((g == 0 || g == 17) || g == 42)) && (! multithreaded || (A_locked || ((g == 0 || g == 17) || g == 42)))) && (! multithreaded || (B_locked || ((g == 0 || g == 17) || g == 42))) [2024-08-22 22:44:54,842 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-22 22:44:54,842 INFO L103 edCorrectnessWitness]: ghost_variable A_locked = 0 [2024-08-22 22:44:54,842 INFO L103 edCorrectnessWitness]: ghost_variable B_locked = 0 [2024-08-22 22:44:54,842 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] B_locked = 0; [2024-08-22 22:44:54,842 INFO L106 edCorrectnessWitness]: ghost_update [L694-L694] multithreaded = 1; [2024-08-22 22:44:54,843 INFO L106 edCorrectnessWitness]: ghost_update [L688-L688] A_locked = 0; [2024-08-22 22:44:54,843 INFO L106 edCorrectnessWitness]: ghost_update [L702-L702] A_locked = 0; [2024-08-22 22:44:54,843 INFO L106 edCorrectnessWitness]: ghost_update [L699-L699] B_locked = 1; [2024-08-22 22:44:54,843 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] A_locked = 1; [2024-08-22 22:44:54,843 INFO L106 edCorrectnessWitness]: ghost_update [L696-L696] B_locked = 1; [2024-08-22 22:44:54,843 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] B_locked = 0; [2024-08-22 22:44:54,843 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] B_locked = 0; [2024-08-22 22:44:54,843 INFO L106 edCorrectnessWitness]: ghost_update [L685-L685] B_locked = 1; [2024-08-22 22:44:54,843 INFO L106 edCorrectnessWitness]: ghost_update [L695-L695] A_locked = 1; [2024-08-22 22:44:54,871 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-22 22:44:55,009 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i[1129,1142] [2024-08-22 22:44:55,123 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-22 22:44:55,133 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-22 22:44:55,171 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i[1129,1142] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-22 22:44:55,208 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-22 22:44:55,236 INFO L206 MainTranslator]: Completed translation [2024-08-22 22:44:55,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55 WrapperNode [2024-08-22 22:44:55,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-22 22:44:55,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-22 22:44:55,237 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-22 22:44:55,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-22 22:44:55,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,253 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,267 INFO L138 Inliner]: procedures = 162, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2024-08-22 22:44:55,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-22 22:44:55,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-22 22:44:55,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-22 22:44:55,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-22 22:44:55,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,276 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-22 22:44:55,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-22 22:44:55,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-22 22:44:55,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-22 22:44:55,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (1/1) ... [2024-08-22 22:44:55,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 22:44:55,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-22 22:44:55,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-22 22:44:55,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-22 22:44:55,334 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-22 22:44:55,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-22 22:44:55,335 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-08-22 22:44:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-08-22 22:44:55,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-22 22:44:55,336 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-22 22:44:55,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-22 22:44:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-22 22:44:55,338 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-22 22:44:55,423 INFO L243 CfgBuilder]: Building ICFG [2024-08-22 22:44:55,424 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-22 22:44:55,546 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-22 22:44:55,546 INFO L292 CfgBuilder]: Performing block encoding [2024-08-22 22:44:55,627 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-22 22:44:55,627 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-22 22:44:55,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:44:55 BoogieIcfgContainer [2024-08-22 22:44:55,628 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-22 22:44:55,629 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-22 22:44:55,629 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-22 22:44:55,632 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-22 22:44:55,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:44:53" (1/4) ... [2024-08-22 22:44:55,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e94fdb1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.08 10:44:55, skipping insertion in model container [2024-08-22 22:44:55,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 10:44:54" (2/4) ... [2024-08-22 22:44:55,633 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e94fdb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:44:55, skipping insertion in model container [2024-08-22 22:44:55,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:55" (3/4) ... [2024-08-22 22:44:55,633 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e94fdb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:44:55, skipping insertion in model container [2024-08-22 22:44:55,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:44:55" (4/4) ... [2024-08-22 22:44:55,634 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2024-08-22 22:44:55,652 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-22 22:44:55,652 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-22 22:44:55,652 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-22 22:44:55,685 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-22 22:44:55,715 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 22:44:55,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-22 22:44:55,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-22 22:44:55,717 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-22 22:44:55,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-22 22:44:55,742 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-22 22:44:55,751 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-22 22:44:55,756 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6db8d5ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 22:44:55,756 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-22 22:44:55,876 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-22 22:44:55,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:44:55,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1265784545, now seen corresponding path program 1 times [2024-08-22 22:44:55,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:44:55,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061205271] [2024-08-22 22:44:55,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:44:55,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:44:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:44:56,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:44:56,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:44:56,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061205271] [2024-08-22 22:44:56,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061205271] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:44:56,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:44:56,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-22 22:44:56,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837819922] [2024-08-22 22:44:56,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:44:56,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-22 22:44:56,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:44:56,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-22 22:44:56,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-22 22:44:56,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:56,196 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:44:56,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:44:56,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:56,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-22 22:44:56,246 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-22 22:44:56,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:44:56,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1511096065, now seen corresponding path program 1 times [2024-08-22 22:44:56,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:44:56,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596368403] [2024-08-22 22:44:56,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:44:56,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:44:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:44:56,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:44:56,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:44:56,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596368403] [2024-08-22 22:44:56,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596368403] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:44:56,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:44:56,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-22 22:44:56,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78278255] [2024-08-22 22:44:56,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:44:56,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-22 22:44:56,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:44:56,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-22 22:44:56,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-22 22:44:56,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:56,387 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:44:56,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:44:56,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:56,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-22 22:44:56,540 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-22 22:44:56,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:44:56,541 INFO L85 PathProgramCache]: Analyzing trace with hash 214586908, now seen corresponding path program 1 times [2024-08-22 22:44:56,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:44:56,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727664930] [2024-08-22 22:44:56,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:44:56,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:44:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:44:56,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:44:56,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:44:56,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727664930] [2024-08-22 22:44:56,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727664930] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:44:56,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:44:56,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-22 22:44:56,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163237336] [2024-08-22 22:44:56,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:44:56,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-22 22:44:56,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:44:56,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-22 22:44:56,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-22 22:44:56,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:56,585 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:44:56,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:44:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:56,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:56,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-22 22:44:56,655 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-22 22:44:56,661 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:44:56,661 INFO L85 PathProgramCache]: Analyzing trace with hash 472787605, now seen corresponding path program 2 times [2024-08-22 22:44:56,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:44:56,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203029661] [2024-08-22 22:44:56,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:44:56,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:44:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:44:56,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:44:56,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:44:56,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203029661] [2024-08-22 22:44:56,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203029661] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:44:56,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:44:56,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-22 22:44:56,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50680495] [2024-08-22 22:44:56,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:44:56,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-22 22:44:56,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:44:56,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-22 22:44:56,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-22 22:44:56,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:56,766 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:44:56,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:44:56,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:56,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:56,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:56,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-22 22:44:56,853 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-22 22:44:56,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:44:56,854 INFO L85 PathProgramCache]: Analyzing trace with hash 82616345, now seen corresponding path program 3 times [2024-08-22 22:44:56,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:44:56,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897043696] [2024-08-22 22:44:56,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:44:56,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:44:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:44:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:44:56,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:44:56,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897043696] [2024-08-22 22:44:56,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897043696] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:44:56,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:44:56,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-22 22:44:56,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051043830] [2024-08-22 22:44:56,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:44:56,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-22 22:44:56,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:44:56,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-22 22:44:56,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-08-22 22:44:56,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:56,973 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:44:56,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:44:56,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:56,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:56,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:57,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:57,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:57,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:57,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:57,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:57,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-22 22:44:57,028 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-22 22:44:57,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:44:57,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1372152713, now seen corresponding path program 4 times [2024-08-22 22:44:57,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:44:57,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508659407] [2024-08-22 22:44:57,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:44:57,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:44:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:44:57,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:44:57,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:44:57,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508659407] [2024-08-22 22:44:57,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508659407] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:44:57,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:44:57,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-22 22:44:57,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606549049] [2024-08-22 22:44:57,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:44:57,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:44:57,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:44:57,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:44:57,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:44:57,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:57,177 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:44:57,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:44:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:57,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:44:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:57,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:57,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:57,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:44:57,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-22 22:44:57,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:44:57,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-08-22 22:44:57,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-08-22 22:44:57,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-08-22 22:44:57,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-22 22:44:57,257 INFO L445 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2024-08-22 22:44:57,261 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-22 22:44:57,261 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-22 22:44:57,263 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-08-22 22:44:57,263 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-08-22 22:44:57,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 10:44:57 BasicIcfg [2024-08-22 22:44:57,264 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-22 22:44:57,264 INFO L158 Benchmark]: Toolchain (without parser) took 2487.14ms. Allocated memory was 167.8MB in the beginning and 253.8MB in the end (delta: 86.0MB). Free memory was 91.7MB in the beginning and 135.6MB in the end (delta: -43.9MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2024-08-22 22:44:57,265 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 167.8MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:44:57,265 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 167.8MB. Free memory is still 138.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:44:57,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.29ms. Allocated memory is still 167.8MB. Free memory was 91.5MB in the beginning and 112.5MB in the end (delta: -21.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-08-22 22:44:57,266 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.85ms. Allocated memory is still 167.8MB. Free memory was 112.5MB in the beginning and 110.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-22 22:44:57,266 INFO L158 Benchmark]: Boogie Preprocessor took 15.55ms. Allocated memory is still 167.8MB. Free memory was 110.5MB in the beginning and 109.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-22 22:44:57,266 INFO L158 Benchmark]: RCFGBuilder took 343.99ms. Allocated memory is still 167.8MB. Free memory was 109.2MB in the beginning and 82.8MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-22 22:44:57,267 INFO L158 Benchmark]: TraceAbstraction took 1634.91ms. Allocated memory was 167.8MB in the beginning and 253.8MB in the end (delta: 86.0MB). Free memory was 81.9MB in the beginning and 135.6MB in the end (delta: -53.7MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2024-08-22 22:44:57,268 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 167.8MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 167.8MB. Free memory is still 138.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.29ms. Allocated memory is still 167.8MB. Free memory was 91.5MB in the beginning and 112.5MB in the end (delta: -21.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.85ms. Allocated memory is still 167.8MB. Free memory was 112.5MB in the beginning and 110.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.55ms. Allocated memory is still 167.8MB. Free memory was 110.5MB in the beginning and 109.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 343.99ms. Allocated memory is still 167.8MB. Free memory was 109.2MB in the beginning and 82.8MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1634.91ms. Allocated memory was 167.8MB in the beginning and 253.8MB in the end (delta: 86.0MB). Free memory was 81.9MB in the beginning and 135.6MB in the end (delta: -53.7MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 602, independent: 518, independent conditional: 266, independent unconditional: 252, dependent: 84, dependent conditional: 60, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 562, independent: 518, independent conditional: 266, independent unconditional: 252, dependent: 44, dependent conditional: 20, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 562, independent: 518, independent conditional: 266, independent unconditional: 252, dependent: 44, dependent conditional: 20, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 591, independent: 518, independent conditional: 2, independent unconditional: 516, dependent: 73, dependent conditional: 27, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 591, independent: 518, independent conditional: 2, independent unconditional: 516, dependent: 73, dependent conditional: 7, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 591, independent: 518, independent conditional: 2, independent unconditional: 516, dependent: 73, dependent conditional: 7, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 284, independent: 255, independent conditional: 2, independent unconditional: 253, dependent: 29, dependent conditional: 5, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 284, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 69, independent: 40, independent conditional: 2, independent unconditional: 38, dependent: 29, dependent conditional: 5, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, independent: 40, independent conditional: 2, independent unconditional: 38, dependent: 29, dependent conditional: 5, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 209, independent: 127, independent conditional: 7, independent unconditional: 120, dependent: 82, dependent conditional: 32, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 591, independent: 263, independent conditional: 0, independent unconditional: 263, dependent: 44, dependent conditional: 2, dependent unconditional: 42, unknown: 284, unknown conditional: 7, unknown unconditional: 277] , Statistics on independence cache: Total cache size (in pairs): 284, Positive cache size: 255, Positive conditional cache size: 2, Positive unconditional cache size: 253, Negative cache size: 29, Negative conditional cache size: 5, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 20, Maximal queried relation: 4, Independence queries for same thread: 40 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 105, Number of trivial persistent sets: 105, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 276, independent: 252, independent conditional: 0, independent unconditional: 252, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 602, independent: 518, independent conditional: 266, independent unconditional: 252, dependent: 84, dependent conditional: 60, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 562, independent: 518, independent conditional: 266, independent unconditional: 252, dependent: 44, dependent conditional: 20, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 562, independent: 518, independent conditional: 266, independent unconditional: 252, dependent: 44, dependent conditional: 20, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 591, independent: 518, independent conditional: 2, independent unconditional: 516, dependent: 73, dependent conditional: 27, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 591, independent: 518, independent conditional: 2, independent unconditional: 516, dependent: 73, dependent conditional: 7, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 591, independent: 518, independent conditional: 2, independent unconditional: 516, dependent: 73, dependent conditional: 7, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 284, independent: 255, independent conditional: 2, independent unconditional: 253, dependent: 29, dependent conditional: 5, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 284, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 69, independent: 40, independent conditional: 2, independent unconditional: 38, dependent: 29, dependent conditional: 5, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, independent: 40, independent conditional: 2, independent unconditional: 38, dependent: 29, dependent conditional: 5, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 209, independent: 127, independent conditional: 7, independent unconditional: 120, dependent: 82, dependent conditional: 32, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 591, independent: 263, independent conditional: 0, independent unconditional: 263, dependent: 44, dependent conditional: 2, dependent unconditional: 42, unknown: 284, unknown conditional: 7, unknown unconditional: 277] , Statistics on independence cache: Total cache size (in pairs): 284, Positive cache size: 255, Positive conditional cache size: 2, Positive unconditional cache size: 253, Negative cache size: 29, Negative conditional cache size: 5, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 20, Maximal queried relation: 4, Independence queries for same thread: 40 - PositiveResult [Line: 695]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 44 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 119 NumberOfCodeBlocks, 119 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 346 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-22 22:44:57,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-22 22:44:57,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE